Catalina Island Marathon
Avalon, United States • 14 Mar 2026
Event Overview
The Catalina Island Marathon is a multi-distance running event taking place on Catalina Island, off the coast of Los Angeles. The 2026 edition marks its 48th annual occurrence. It is designated as California's State Off-Road Marathon Championship and is described as the oldest trail marathon in the state.
Distances
The event offers several race distances:
- Marathon (26.2 miles)
- 10K (6.2 miles)
- 5K (3.1 miles)
- Kids Run
There is also a special TRIPLE CROWN Challenge, which combines participation in the 2026 Catalina Island Marathon, the 2026 Catalina Island Half Marathon, and the 2027 Avalon 50M/50K.
Course and Setting
The course runs through the Catalina Island Conservancy. The location offers ocean views and terrain with green hills. The event emphasizes experiencing the island's natural beauty and history on foot.
Additional Information
Registration for some events, including the Marathon and the TRIPLE CROWN Challenge, was listed as sold out at the time of the source information. A waiting list option was available for the Marathon. The event has official merchandise and sponsors, including transportation and accommodation partners. Visit the organization's website for the most recent information.